A cylindrical item with or without flange(s), designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. It is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. It may also be used as a diffuser ring in the suction and discharge throats of valves.
Classification: Parts, nesoi, of pumps for liquids
NSN 2925-00-927-1862
NSN 6685-01-139-0270
NSN 5915-00-451-7491
NSN 6150-01-344-5041
NSN 6145-01-027-9030
NSN 5910-00-266-8438
NSN 4140-01-050-8096
NSN 2925-00-735-4979
NSN 5945-01-500-6983
NSN 5965-01-557-8059
NSN 5975-01-392-7381
NSN 5999-00-203-5573